Opsmen M31 Elettronica



– Low profile cup design
– Noise reduction rating + NRR22
– Amplifies low-level sounds
– Suppresses harmful noise above 82 dB
– EMI/RFI shielding, increased RF immunity for EMI environment
– Conformable ear cushions for tight seal
– 3mm thick high-impact resistant polycarbonate shell
– Comes with 3.5mm AUX audio input cable for media devices
– Dynamic voice tracking, improve speech intelligibility
– Foldable for storage and protection
– IPX-5 water resistant
– Runs on 2 x 1.5V AAA batteries, approx. 350 hours of operation
– 4 hours auto shut-off mechanism
– Tested and approved in accordance with CE/RoSH/ANSI S3.19-1974Standards/EN352-1:2002/EN352-4:2001/A1:2005/EN352-5:2002/A1:2005/EN352-6:2002/FCC

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